Collection: All Filters

14 products
  • SILVER (1 INCH THICK) - The Economical Washable, Permanent, Electrostatic A/C Furnace Filter
    SILVER (1 INCH THICK) - The Economical Washable, Permanent, Electrostatic A/C Furnace Filter
    Regular price
    $59.99
    Sale price
    $59.99
    Unit price
    per 
  • SILVER (2 INCH THICK) - The Economical Washable, Permanent, Electrostatic A/C Furnace Filter
    SILVER (2 INCH THICK) - The Economical Washable, Permanent, Electrostatic A/C Furnace Filter
    Regular price
    $69.99
    Sale price
    $69.99
    Unit price
    per 
  • PLATINUM (1 INCH THICK) - The ULTIMATE Washable, Permanent, Electrostatic A/C Furnace Filter
    PLATINUM (1 INCH THICK) - The ULTIMATE Washable, Permanent, Electrostatic A/C Furnace Filter
    Regular price
    $119.99
    Sale price
    $119.99
    Unit price
    per 
  • PLATINUM (2 INCH THICK) - The ULTIMATE Washable, Permanent, Electrostatic A/C Furnace Filter
    PLATINUM (2 INCH THICK) - The ULTIMATE Washable, Permanent, Electrostatic A/C Furnace Filter
    Regular price
    $149.99
    Sale price
    $149.99
    Unit price
    per